Senior Full-Stack Engineer (Java & React)

SoftServe; Polska; On-site; PLN 350,000 - 505,000; Full time

Job summary

SoftServe is seeking a skilled backend engineer to design and implement Java-based RESTful APIs and microservices for our Canadian and UK consumer products. You will also contribute to React frontends and collaborate with cross-functional teams to deliver end-to-end features.

Responsibilities include shaping architecture, ensuring security and performance, and maintaining production services while mentoring teammates in a fast-paced, international environment.

Qualifications

• 5+ years of production experience building Java, RESTful APIs, microservices, and distributed systems.
• 2+ years of experience building dynamic, responsive interfaces with React and TypeScript/JavaScript.
• Practical understanding of CI/CD pipelines, automated testing, and production service management.
• Strong problem-solving and communication skills, with the ability to collaborate effectively in a fast-paced, iterative environment.
• Upper-intermediate level of English or higher for collaboration with international teams.
• Familiarity with cloud platforms (AWS, GCP, or Azure) and containerization tools such as Docker and Kubernetes is a plus.
• Hands-on experience with server-side TypeScript frameworks such as Remix, Next.js, or Express is a plus.

Responsibilities

• Design, build, and maintain scalable Java-based RESTful APIs and microservices powering our Canadian and UK consumer products.
• Develop full-stack features end-to-end, connecting Java backends with React and TypeScript frontends.
• Partner with product managers, designers, and engineers across the organization to shape solutions and align on priorities.
• Contribute to technical design discussions, weighing trade-offs and proposing approaches for new architecture.
• Own backend services from initial concept through deployment and ongoing production support.
• Apply best practices in security, performance optimization, and code quality to keep systems maintainable and highly available.
• Troubleshoot complex production issues, using observability and monitoring tools to diagnose system health.
• Share technical expertise through architecture discussions and hands-on mentorship.

Skills

Java

RESTful APIs

Microservices

Distributed systems

React

TypeScript

JavaScript

CI/CD

Automated testing

English

Cloud platforms

Docker

Kubernetes

Remix

Next.js

Express

Tools

React

TypeScript

JavaScript

Remix

Next.js

Express

Docker

Kubernetes

AWS

GCP

Azure

CI/CD tooling

Testing frameworks

Job description

About The Role

In this role, you'll build backend services in Java for consumer products used across our Canadian and UK markets, while also contributing to React frontends as part of full-stack feature development. You'll design and own Java services, with some frontend work to help bring those services to life. You'll take ideas from concept to production, working closely with engineers, designers, and product partners to shape how customers experience the platform.

Responsibilities

• Design, build, and maintain scalable Java-based RESTful APIs and microservices powering our Canadian and UK consumer products
• Develop full-stack features end-to-end, connecting Java backends with React and TypeScript frontends
• Partner with product managers, designers, and engineers across the organization to shape solutions and align on priorities
• Contribute to technical design discussions, weighing trade-offs and proposing approaches for new architecture
• Own backend services from initial concept through deployment and ongoing production support
• Apply best practices in security, performance optimization, and code quality to keep systems maintainable and highly available
• Troubleshoot complex production issues, using observability and monitoring tools to diagnose system health
• Share technical expertise through architecture discussions and hands-on mentorship

Requirements

• 5+ years of production experience building Java, RESTful APIs, microservices, and distributed systems
• 2+ years of experience building dynamic, responsive interfaces with React and TypeScript/JavaScript
• Practical understanding of CI/CD pipelines, automated testing, and production service management
• Strong problem-solving and communication skills, with the ability to collaborate effectively in a fast-paced, iterative environment
• Upper-intermediate level of English or higher for collaboration with international teams
• Familiarity with cloud platforms (AWS, GCP, or Azure) and containerization tools such as Docker and Kubernetes is a plus
• Hands-on experience with server-side TypeScript frameworks such as Remix, Next.js, or Express is a plus

SoftServe is an equal opportunity employer. Qualified applicants will receive consideration regardless of race, color, ancestry, ethnicity, national origin, religion, sex, sexual orientation, gender identity or expression, age, citizenship, disability, health condition, marital or family status, veteran status, or any other characteristic protected by applicable law.